Home / 132,599.98-182,988.48-72,171.35

Finding the Fourth Proportional to 132,599.98, 182,988.48 and 72,171.35

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Solution

The fourth proportional to 132,599.98, 182,988.48 and 72,171.35 is: 99,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,599.98 : 182,988.48 = 72,171.35 : x
  2. Step 2: Convert to fraction form
    132,599.98/182,988.48 = 72,171.35/x
  3. Step 3: Cross multiply
    132,599.98x = 182,988.48 × 72,171.35
  4. Step 4: Simplify right side
    132,599.98x = 13,206,525,636.05
  5. Step 5: Solve for x
    x = 13,206,525,636.05/132,599.98
  6. Step 6: Final answer
    x = 99,596.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.